clc;
close all;

N = 5; % size
S = 3; % sigma
h = fspecial('gaussian', N, S);
f = imread('mandrill_lumi.bmp');

fout = imfilter(f, h);

subplot(1,2,1);
imshow(f);
title('Originale');

subplot(1,2,2);
imshow(fout);
title('Filtrage gaussien taille 5x5');
